Principal, Data at Sunnyvale, California

Principal Data Scientist

Bentonville, AR: $110,000 - $220,000/yr Sunnyvale, CA: $143,000 - $286,000/yr Regular/ Permanent Salaried

Position Summary: The data science team at the Enterprise Business Services Pillar at Walmart Global Tech focuses on using the latest research in machine learning, statistics, and optimization to solve business problems. We mine data, distill insights, extract information, build analytical models, deploy machine learning algorithms, and use the latest technology to empower business decision-making. Additionally, we work with engineers to build reference architectures and machine learning pipelines in a big data ecosystem to productize our solutions. Advanced analytical algorithms driven by our team help Walmart optimize business operations, improve business practices, and change the way our customers shop.

Your Opportunity As a Principal Data Scientist for Walmart Global Tech, you'll have the opportunity to:

• Drive data-derived insights across a wide range of retail and finance divisions by developing advanced statistical models, machine learning algorithms, and computational algorithms based on business initiatives.
• Direct the gathering of data, assess data validity, and synthesize data into large analytics datasets to support project goals.
• Build and train AI/ML models for replication in future projects.
• Communicate recommendations to business partners and influence future plans based on insights.
• Consult with business stakeholders regarding algorithm-based recommendations and be a thought leader to develop these into business actions.
• Closely partner with the Senior Manager and Director of Data Science to drive data science adoption in the domain.
• Guide data scientists, senior data scientists, and staff data scientists across multiple sub-domains to ensure on-time delivery of ML products.
• Drive efficiency across the domain in terms of DS and ML best practices, ML Ops practices, resource utilization, reusability, and multi-tenancy.
• Lead multiple complex ML products and guide senior tech leads in the domain in efficiently leading their products.
• Drive synergies across different products in terms of algorithmic innovation and sharing of best practices.
• Proactively identify complex business problems that can be solved using advanced ML, finding opportunities and gaps in the current business domain.
• Evaluate proposed business cases for projects and initiatives.
• Translate business requirements into strategies, initiatives, and projects, align them with business strategy and objectives, and drive the execution of deliverables.
• Set relevant deliverables based on established success criteria and define key metrics to measure progress and effectiveness of the solution.
• Quantify business impact and ensure regular impact measurement of all ML products in the domain.
• Identify and review model evaluation metrics based on analytical requirements.
• Ensure testing information is documented and maintained by the team.
• Play a key role in solving complex problems pivotal to Walmarts business and driving actionable insights.
• Utilize a product mindset to build, scale, and deploy holistic data science products after successful prototyping.
• Demonstrate an incremental solution approach with agile and flexible ability to overcome practical problems.
• Articulate and present recommendations to business partners and influence plans based on insights.
• Partner and engage with associates in other regions to deliver the best services to customers around the globe.
• Work with a customer-centric mindset to deliver high-quality business-driven analytic solutions.
• Drive innovation in approach, method, practices, process, outcome, delivery, or any component of end-to-end problem solving.
• Proactively engage in the external community to build Walmarts brand and learn more about industry practices.
• Promote and support company policies, procedures, mission, values, and standards of ethics and integrity.

What You Will Bring: Bachelors, Masters, or Ph.D. with 10-15 years of relevant experience. Educational qualifications should be in Computer Science, Statistics, Mathematics, or a related area. Minimum 10 years of experience as a data science technical lead. Ability to lead multiple data science projects end-to-end. Deep experience in building data science solutions in areas like fraud prevention, forecasting, shrink and waste reduction, inventory management, recommendation, assortment, and price optimization. Strong experience in machine learning: classification models, regression models, NLP, forecasting, unsupervised models, optimization, graph ML, causal inference, causal ML, statistical learning, experimentation, and Gen-AI. In Gen-AI, it is desirable to have experience in embedding generation from training materials, storage and retrieval from vector databases, setup and provisioning of managed LLM gateways, development of retrieval-augmented generation-based LLM agents, model selection, iterative prompt engineering and fine-tuning based on accuracy and user feedback, monitoring, and governance. Ability to scale and deploy data science solutions. Strong experience with one or more of Python and R. Experience in GCP/Azure. Strong experience in Python, Py Spark. Google Cloud Platform, Vertex AI, Kubeflow, model deployment. Strong experience with big data platforms Hadoop (Hive, Map Reduce, HQL, Scala). Experience with GPU/CUDA for computational efficiency.

About Walmart Global Tech From entry-level to executive positions, Walmart provides limitless opportunities for growth and career development. Walmart started small, with a single discount store and the simple philosophy of selling more for less. Today, we are a growing technology-enabled company founded on the same values as our first store. We establish clear expectations, empower associates to manage their work, and hold ourselves and one another to a high standard. Walmarts scale enables us to have an unmatched reach, with 2.3 million associates worldwide and over 230 million weekly customers. Walmart is reshaping retail by investing in an expanding workforce. While technology is at the heart of our digital transformation, people are the reason we succeed and the force behind our innovations. We train our team in the skillsets of the future and bring in experts like you to help us grow. Flexible, Hybrid Work We use a hybrid way of working with primary in-office presence coupled with an optimal mix of virtual presence. We use our campuses to collaborate and be together in person, as business needs require, and for development and networking opportunities. This approach helps us make quicker decisions, remove location barriers across our global team, and be more flexible in our personal lives.

Benefits Beyond our great compensation package, you can receive incentive awards for your performance. Other great perks include a host of best-in-class benefits such as maternity and parental leave, PTO, health benefits, and much more. Equal Opportunity Employer Walmart, Inc. is an Equal Opportunity Employer by choice. We believe we are best equipped to help our associates, customers, and the communities we serve live better when we really know them. That means understanding, respecting, and valuing Belonging unique styles, experiences, identities, ideas, and opinions while being welcoming of all people. At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting. Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more. You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms. For information about benefits and eligibility, see One.Walmart.

Bentonville, Arkansas US-09050: The annual salary range for this position is $110,000.00 - $220,000.00 Sunnyvale, California US-11657: The annual salary range for this position is $143,000.00 - $286,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include : - Stock